#smut  destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores
  supertype:  plant_disease__plantdisease  a disease that affects plants
  subtype:  loose_smut.smut__loosesmut  disease of grains; the entire head is a dusty mass of spores
  subtype:  stinking_smut__bunt  disease of wheat characterized by replacement of the grains with greasy masses of smelly smut spores
  subtype:  flag_smut  smut affecting leaves and stems of cereals and other grasses
  subtype:  green_smut__greensmut__false_smut__falsesmut  disease of rice; grains covered by a green powder consisting of conidia

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